ITEM NAME:Pull-Up Power Ball Wrist Training Grip Ball Training Arm And Back Muscle Pu D6R3 ☆★ Product Details ★☆ Pull-Up Power Ball Wrist Training Grip Ball Training Arm And Back Muscle Pu D6R3 Uses: perfect fitness equipment to increase forearm muscles and grip strength, grip strength training and climbing training to enhance endurance and explosiveness. It is not only suitable for general fitness, but also for extreme sports such as rock climbing enthusiasts, wrestlers, ninja fighters, gymnastics and parkour sports. Durability and quality:all these hardware manufacturers and their connections are heavy and sturdy, more than enough. Non-slip design:The sphere has many spherical grooves to bring more fun to your sport and improve your performance. Non-slip design improves your athletic performance. Low impact and advanced fitness: both men and women are great. Interesting, open design. Muscle tendons are ergonomically and effectively trained. Great for adding to your daily workout. Easy to install and easy to carry: with hooks, reinforced carry-on bag. Can be installed anywhere. Practical: Spherical increases forearm and grip, enhancing endurance Easy to install: with hooks and reinforced webbing. Can be installed anywhere suitable for ordinary and men's hands Name: Pull-ups Strengthen Ball/Pull Up Ball Effect: Training Arm and Back Muscles Pull-ups Strengthen/wrist climbing finger training colour:yellow Material:304 stainless steel + nylon size:Ball diameter: 2.8 inch/ 7.2cm Hanging strap length: 5.7 inches Package Contents: 2* grip ball 2* hook 2* lanyard